1, open ipa.gov.cn/ China National Intellectual Property Administration official website.
2. When you scroll down the homepage, you will see government services. Click on the patent search below.
3. Enter the following interface, don't rush to search, register first.
Click Free Registration in the upper left corner of the page.
4. Enter the registration center, fill in your own information as required, check and agree to the system use agreement, and then click Register Now.
5. After the registration is completed, we enter the account number, password and verification code, and then log in.
6. After logging in successfully, you can search normally.